Hamburger Menu Toggle

document.addEventListener('DOMContentLoaded', () => {

    let hamburgerMenu = document.querySelector('.hamburgerMenu');
    let spNav = document.querySelector('.l-header__navbar-sp');
    hamburgerMenu.addEventListener('click', () => {
        hamburgerMenu.classList.toggle('isActive');
        document.querySelector('.l-header__row').classList.toggle('isWhite');
        spNav.classList.toggle('isActive');
        if(hamburgerMenu.classList.contains('isActive')) {
            hamburgerMenu.querySelector('.toggler').innerHTML = 'CLOSE';
        } else {
            hamburgerMenu.querySelector('.toggler').innerHTML = 'MENU';
        }
        
    });
});